body { font-family: 'Segoe UI', Arial, sans-serif; line-height: 1.6; color: #333; max-width: 1200px; margin: 0 auto; padding: 0 15px; }
        .logo { font-size: 28px; font-weight: 900; color: #2c3e50; text-shadow: 2px 2px 4px rgba(0,0,0,0.1); margin: 20px 0; }
        nav { background: #f8f9fa; padding: 15px; margin: 20px 0; border-radius: 8px; }
        nav ul { display: flex; justify-content: space-around; list-style: none; padding: 0; }
        nav a { text-decoration: none; color: #2c3e50; font-weight: 600; }
        .mobile-toggle { display: none; cursor: pointer; }
        h1 { color: #e74c3c; margin: 30px 0 20px; }
        h2 { color: #3498db; margin: 25px 0 15px; }
        h3 { color: #2ecc71; margin: 20px 0 10px; }
        .download-btn, .login-btn { display: inline-block; background: #e74c3c; color: white; padding: 12px 25px; margin: 15px 0; border-radius: 30px; text-decoration: none; font-weight: bold; }
        .stats-box { background: #f1f8fe; padding: 15px; border-radius: 8px; margin: 20px 0; }
        img { max-width: 100%; height: auto; margin: 20px 0; border-radius: 8px; }
        .tag-cloud { margin: 30px 0; }
        .tag { background: #ecf0f1; padding: 5px 10px; border-radius: 20px; margin: 5px; display: inline-block; }
        footer { margin-top: 40px; padding: 20px 0; border-top: 1px solid #eee; }
        @media (max-width: 768px) {
            nav ul { flex-direction: column; align-items: center; }
            .mobile-toggle { display: block; text-align: center; margin: 10px 0; }
            .nav-links { display: none; }
            .nav-links.active { display: flex; }
        }